Executive Leadership

North Memorial's Senior Management Team



Loren "Larry" Taylor

Chief Executive Officer

  • Joined North Memorial: 2010 (previously chaired Board of Directors)
  • Education: Bachelor's degree from the U.S. Naval Academy, Master's degree in business administration from the University of Minnesota

As CEO, Taylor is the lead executive of the North Memorial Health Care system and is responsible for comprehensive oversight of the organization's activities.

Jeff Wicklander

President, North Memorial Medical Center

  • Joined North Memorial: 2013
  • Education: Bachelor's degree from Minnesota State University - Mankato, Master's degree from the University of Minnesota

Wicklander oversees day-to-day operations at North Memorial Medical Center.

David Abrams

Vice President, Human Resources

  • Joined North Memorial: 2006
  • Education: Bachelor's and Master's degrees from Indiana University

Abrams oversees talent management, employee and labor relations and employee health services at North Memorial Health Care.

Andy Cochrane

Chief Executive Officer, Maple Grove Hospital

  • Joined North Memorial: 2008
  • Education: Bachelor's degree and Master's degree from Trinity University in San Antonio

Cochrane is the lead senior executive, and oversees all activity at, Maple Grove Hospital -- a partnership of North Memorial Health Care and Fairview Health Services.

J. Kevin Croston, MD, FACS

Chief Medical Officer and
President of Physician Organization

  • Joined North Memorial: 1993
  • Education: Bachelor's degree and medical school at the University of South Dakota

A general surgeon who specializes in traumatic injury, Dr. Croston is the health system's lead physician and oversees North Memorial's physician organization.

Brendon Cullinan, MD

Vice President, Medical Director of Population Health and Ambulatory Services

  • Joined North Memorial: 2014
  • Education: Bachelor's degree from Harvard University, Master's degree from University of St. Thomas, Medical degree from University of Illinois

Dr. Cullinan is responsible for North Memorial's primary and specialty care clinics, as well as the Home and Community Services Division.

Andrew Houlton, MD

Vice President, Medical Affairs

  • Joined North Memorial: 1998
  • Education: Undergraduate degree from St. Olaf College, Medical degree from the University of Minnesota

A longtime anesthesiologist at North Memorial, Dr. Houlton oversees the Medical Staff and Quality Department at North Memorial Medical Center.

Kelly Macken-Marble

Vice President, Clinics & Outpatient Services

  • Joined North Memorial: August 2014
  • Education: Bachelor's degree from Spring Arbor University in Michigan, Master's degree from the University of Phoenix

Macken-Marble oversees Population Health and Ambulatory Services, including primary Care Clinics, specialty Clinics, Home and Community Services, and ACO & Population Health programs.

Todd Ostendorf

Chief Financial Officer
  • Joined North Memorial: 2013
  • Education: Bachelor’s degree St. Cloud State University, Master’s degree from the University of Minnesota, Carlson School of Management

As CFO, Ostendorf oversees financial reporting and accounting, treasury services, managed care contracting and business services.

Mike Parrish

Vice President, Emergency and Enterprise Operations

  • Joined North Memorial: 1977
  • Education: Bachelor's degree from Metropolitan State University

Parrish oversees planning and operations for North Memorial's primary care system, Ambulance and Air Care, as well as specialty clinic operations.

Kent Spaulding

Vice President, Development

  • Joined North Memorial: 2014
  • Education: Minnesota State University, Mankato

Spaulding leads North Memorial’s foundation, which is dedicated to raising philanthropic funds and building relationships that help strengthen and improve our organization. 

Pat Taffe

Chief Information Officer

  • Joined North Memorial: 2002
  • Education: Bachelor's degree from Metropolitan State University

Taffe is responsible for Information Services, including information technology, health information management, call center and information privacy and security.

Tiffany Zitzewitz

Vice President, Strategy and Business Development

  • Joined North Memorial: 2011
  • Education: Bachelor's degree from St. Olaf College, Master's degree from the University of Minnesota

Zitzewitz leads the organization's strategy, business development, marketing, communications and PR functions.